3. A regular pentagon has a perimeter of 10x + 15. What is the length of che side? A. x+2

B. 2x-3

C. 2x + 3

D. 10(x + 2)

How do I get the answer??

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.